1/2-13 X 4 3/4 GR.5 HEX CAPSCREW
1/2-13 X 4-3/4 HEX HEAD 316 SS
1/2-13 X 4 3/4 HHCS GR. 8 PLAIN
1/2-13 X 4 3/4 HEX HD GR8 ZY